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A robot car encounters gaps (through it sensors) in a maze wall, the gaps are normally...

A robot car encounters gaps (through it sensors) in a maze wall, the gaps are normally distributed around a mean of 300mm, with a SD is 5 percent of the mean

i).Calculate the probability that a gap is encountered that is smaller than 290mm.

Math   Statistics-And-Probability   
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TOPIC:Normal distribution.

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